Home / 80,726.91-121,076.06-24,553.41

Finding the Fourth Proportional to 80,726.91, 121,076.06 and 24,553.41

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Solution

The fourth proportional to 80,726.91, 121,076.06 and 24,553.41 is: 36,825.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,726.91 : 121,076.06 = 24,553.41 : x
  2. Step 2: Convert to fraction form
    80,726.91/121,076.06 = 24,553.41/x
  3. Step 3: Cross multiply
    80,726.91x = 121,076.06 × 24,553.41
  4. Step 4: Simplify right side
    80,726.91x = 2,972,830,019.60
  5. Step 5: Solve for x
    x = 2,972,830,019.60/80,726.91
  6. Step 6: Final answer
    x = 36,825.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.